Hi All, I have lexer with conflicting declaration like this: MOD : "MOD" IDENT : ('a'..'z' | 'A'..'Z') ('a'..'z' | 'A'..'Z' | '0'..'9')* How to solve the conflicting between MOD and IDENT? Thanks in Advanced and Best Regards jagad Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/